I don't know her well, she's merely an acquaintance.
acquiantance
They did such a good job!
The jurist was very good at the law.
Pollyanna looked for the good in people.
A horse galloped straight through the desert ... i guess that's a good sentence
I inadvertently used the wrong word!
"That is an exquisitely good question." "This food is exquisite."
The jury was suede by the defendants good looks.
The gerund "laughing" functions as the subject of the sentence. It represents the action of laughing and acts as a noun.
He used his smelling sense to smell the good food....
You can take it on good authority that this is a perfectly acceptable answer to your question.
"There is only one good nutrient in this sandwich. It is protein."